HydroBASINS lev08 watershed · #7080863970
Bassin de Río Atoyac
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 10 administrative regions : San Francisco Cahuacuá, San Jacinto Tlacotepec, San Mateo Yucutindó, Santa Cruz Zenzontepec, Santa María Zaniza +5
Sub-basin area
707,5km²
Upstream area
707,5km²
Discharge
11,38m³/s
Mean elev.
1 479m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
10 dept-equivalent regions (GADM L2)
- 230.1 km²32.6% of basin
- 141.8 km²20.1% of basin
- 114.1 km²16.2% of basin
- 76.7 km²10.9% of basin
- 69.5 km²9.9% of basin
- 33.4 km²4.7% of basin
- 27.4 km²3.9% of basin
- 8.0 km²1.1% of basin
2 moreFull L2 list
- Villa Sola de Vega3.6 km² · 0.5%
- Santiago Yosondúa0.6 km² · 0.1%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
915 distinct species · 3 433 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 7 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Río Atoyac : 6 espèces reliées par 4 interactions GloBI sur 3 types (connectance 19.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
20,2°C
Annual rain
1 451mm
Moisture idx (CMI)
-0,20
Runoff
520mm/an
PET
1 816mm
AET
1 053mm
Mean slope
18,1°
Water table
676cm
Forest
97%
Crops
8%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)